evolution

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Why do zebras have stripes?

A team of life scientists has found part of the answer: The amount and intensity of striping in different zebra populations can be best predicted by temperature.

Q&A: Biologist Tom Smith on taking evolution into our own hands

UCLA professor Tom Smith says human-driven evolution is creating drug-resistant diseases, pesticide-proof bugs and mass extinctions due to climate change. "We can either choose to manage evolutionary processes or not, but evolutionary change will proceed regardless."

Not Your Average Joe

Joe Bruin’s current design, unveiled in 1996, marks its 15th anniversary this September.

Social Evolution

From a Quonset hut to the Watts riots to the Computer Age: 40 years inside Social Welfare.
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